docs: def event_update(
          self,
          event_id,
          name=None,
          season=None,
          start_time=None,
          event_group_id=None,
          status=None,
          account=None,
          **kwargs
      ):
          """ Update an event. This needs to be **proposed**.
  
              :param str event_id: Id of the event to update
              :param list name: Internationalized names, e.g. ``[['de', 'Foo'],
                  ['en', 'bar']]``
              :param list season: Internationalized season, e.g. ``[['de',
                  'Foo'], ['en', 'bar']]``
              :param str event_group_id: Event group ID to create the event for
                  (defaults to *relative* id ``0.0.0``)
              :param datetime start_time: Time of the start of the event
              :param str status: Event status
              :param str account: (optional) the account to allow access
                  to (defaults to ``default_account``)
          """
          assert isinstance(season, list)
          assert isinstance(
              start_time, datetime
          ), "start_time needs to be a `datetime.datetime`"
          if not account:
              if "default_account" in self.config:
                  account = self.config["default_account"]
          if not account:
              raise ValueError("You need to provide an account")
          account = Account(account)
          event = Event(event_id)
          op_data = {
              "fee": {"amount": 0, "asset_id": "1.3.0"},
              "event_id": event["id"],
              "prefix": self.prefix,
          }
  
          # Do not try to update status of it doesn't change it on the chain
          if event["status"] == status:
              status = None
  
          if event_group_id:
              if event_group_id[0] == "1":
                  # Test if object exists
                  EventGroup(event_group_id)
              else:
                  # Test if object is proposed
                  test_proposal_in_buffer(
                      kwargs.get("append_to", self.propbuffer),
                      "event_group_create",
                      event_group_id,
                  )
              op_data.update({"new_event_group_id": event_group_id})
          if name:
              op_data.update({"new_name": name})
          if season:
              op_data.update({"new_season": season})
          if start_time:
              op_data.update({"new_start_time": formatTime(start_time)})
          if status:
              op_data.update({"new_status": status})
  
          op = operations.Event_update(**op_data)
          return self.finalizeOp(op, account["name"], "active", **kwargs)